diff --git a/share/man/man4/geom.4 b/share/man/man4/geom.4
index f6988c663f5..882243dfd0e 100644
--- a/share/man/man4/geom.4
+++ b/share/man/man4/geom.4
@@ -229,6 +229,11 @@ Examine the rank number of the provider's geom.
 .It
 Examine the method name of the provider's geom.
 .El
+.Pp
+Tasting is controlled by the 
+.Va kern.geom.notaste
+sysctl. To disable tasting, set the sysctl to 1, to 
+re-enable tasting, set the sysctl to 0.
 .It Em ORPHANIZATION
 is the process by which a provider is removed while
 it potentially is still being used.